%I #5 Mar 30 2012 18:57:40
%S 0,1,2,4,7,10,13,17,22,27,32,38,44,51,58,66,74,82,91,101,112,123,135,
%T 147,160,173,187,201,216,231,247,263,279,295,312,330,348,367,387,407,
%U 427,448,470,492,514,537,561,585,609,634,660,686,712,739,766,793
%N Partial sums of A194171.
%t r = 1/2 + Sqrt[5];
%t a[n_] := Floor[Sum[FractionalPart[k*r], {k, 1, n}]]
%t Table[a[n], {n, 1, 90}] (* A194171 *)
%t s[n_] := Sum[a[k], {k, 1, n}]
%t Table[s[n], {n, 1, 100}] (* A194172 *)
%Y Cf. A194171.
%K nonn
%O 1,3
%A _Clark Kimberling_, Aug 18 2011
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